A randomized 25 question test from a pool of 761 questions, good luck!
Data communication in a DCS takes the form of various net works. Which of the networks below connects to servers that share business data?
Which of the answers below best describes the effect that an extremely steep angle pitch has on light propagation in a fiber optic cable?
A DCS can be programmed with function blocks that are needed to execute specific tasks. Which of the answers below describes where the information to define these tasks comes from?
The HMI in a SCADA system uses typical hardware and software. Which of the environments below would the HMI reside?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best represent the image below?
Which answer below is best described as the RS-232 standard for voltage range to receive a "Mark"?
There are a collection of standards that defines the access control for wired Ethernet. Which one of the answers below is the standard for physical connections between devices being copper or fiber-optic media?
There are several layers in the DCS architecture. Which of the levels below would have direct control over the systems FCEs?
There are numerous threats to the security of a DCS. Which of the security measures below would use a password on the BIOS to prevent unauthorized changes?
Which answer below is best described as the RS-485 standard for voltage range to transmit a "Space"?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is best known for the being smallest power consumer, with the fastest data transmission rates?
In the process conditions model, there are transition points between the stages of operating conditions. Which of the answers below is the signals conditions moving from abnormal to shutdown conditions?
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the terms below is best described as a analog input memory location?
Message frames are the result of organizing network messages so that the transmission of between network points is one block. Which of the answers below shows a simplified message frame components in the correct order?
The limits of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the indication of a parameter within the set range?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be designed to reduce data time stamping in real-time?
The quality of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the value may be useful, but of diminished quality?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be designed to reduce transmission of the records of alarms and/or events?
Which of the answers below can be best described as "A coating surrounding the optic core that reflects the light signal back into the core"?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that coverts the analog signals from T/Cs and RTDs to a digital signal?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the hub interacts with?
With any GUI, there are opportunities to use gathered data visually. Which of the methods below would be best described as one that would allow an operator to anticipate the tendencies of a process by the creation of a short term measurement values plot?
Which of the messaging types below is best described as independent communication with the scanner module initiated by the properly configured field device?
Which of the signal transmission modes is best described as one that uses modulation to convert a received signal?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that can have 8, 16, or 32 output points powered by 24Vdc or 120/230 Vac?